Ten years ago: In a stinging rebuke, Mexican President Vicente Fox's chief of staff, Alfonso Durazo, resigned; in a 19-page letter, Durazo said he objected to first lady Marta Sahagun's presidential ambitions and claimed the administration was repeating some of the vices of the old ruling party that Fox had unseated after seven decades in power.

Five years ago: A bankruptcy judge ruled that General Motors Corp. could sell the bulk of its assets to a new company, clearing the way for the automaker to emerge from bankruptcy protection. Riots and street battles that killed nearly 200 people erupted in China's western Xinjiang province in the deadliest ethnic unrest to hit the region in decades. Roger Federer won his record 15th Grand Slam title when he outlasted Andy Roddick 5-7, 7-6 (6), 7-6 (5), 3-6, 16-14 in a marathon match for his sixth Wimbledon championship.

One year ago: Pope Francis cleared two of the 20th Century's most influential popes to become saints in the Roman Catholic church, approving a miracle needed to canonize Pope John Paul II and waiving Vatican rules to honor Pope John XXIII. Enraged Islamists pushed back against the toppling of President Mohammed Morsi, as tens of thousands of his supporters took to the streets vowing to win his reinstatement and clashed with their opponents in violence that killed some three dozen people.